Remote Stream is not established

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Ihab Tawfig

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Jul 20, 2021, 12:20:01 PMJul 20
to JsSIP
Hi 
My application was working normally, suddenly I couldn't get the remote video in both ends, in Firefox I am getting "WebRTC: ICE failed, add a TURN server and see about:webrtc for more details" with the following log: 

Local SDP (Answer)

v=0

o=mozilla...THIS_IS_SDPARTA-89.0.2 8341458378263149178 0 IN IP4 0.0.0.0

s=-

t=0 0

a=sendrecv

a=fingerprint:sha-256 47:8B:0A:52:2E:29:7F:A1:03:99:66:A8:81:AA:B1:14:F5:D6:90:10:BA:85:F2:16:6E:A6:62:29:9C:AE:E3:14

a=group:BUNDLE audio-0 video-1

a=ice-options:trickle

a=msid-semantic:WMS *

m=audio 13415 UDP/TLS/RTP/SAVPF 107 0 101

c=IN IP4 41.95.25.232

a=candidate:0 1 UDP 2122252543 192.168.43.22 59890 typ host

a=candidate:2 1 TCP 2105524479 192.168.43.22 9 typ host tcptype active

a=candidate:1 1 UDP 1686052863 41.95.25.232 13415 typ srflx raddr 192.168.43.22 rport 59890

a=sendrecv

a=end-of-candidates

a=fmtp:107 maxplaybackrate=48000;stereo=1;useinbandfec=1

a=fmtp:101 0-15

a=ice-pwd:c5753a6c2fe9ddfd646f4871291703d0

a=ice-ufrag:054c7647

a=mid:audio-0

a=msid:{005189b5-5b32-b24e-8fd5-80afaa447aa2} {679a261a-b302-d246-a246-52b62de133f4}

a=rtcp-mux

a=rtpmap:107 opus/48000/2

a=rtpmap:0 PCMU/8000

a=rtpmap:101 telephone-event/8000

a=setup:active

a=ssrc:153277375 cname:{e4ce2335-ffd8-0349-a4df-cb2971099bfb}

m=video 13415 UDP/TLS/RTP/SAVPF 100

c=IN IP4 41.95.25.232

a=sendrecv

a=extmap:1 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01

a=fmtp:100 max-fs=12288;max-fr=60

a=ice-pwd:c5753a6c2fe9ddfd646f4871291703d0

a=ice-ufrag:054c7647

a=mid:video-1

a=msid:{005189b5-5b32-b24e-8fd5-80afaa447aa2} {4c8c737a-91d9-b04c-b8fb-3a12f92b43be}

a=rtcp-fb:100 nack

a=rtcp-fb:100 ccm fir

a=rtcp-fb:100 goog-remb

a=rtcp-fb:100 transport-cc

a=rtcp-mux

a=rtpmap:100 VP8/90000

a=setup:active

a=ssrc:641974246 cname:{e4ce2335-ffd8-0349-a4df-cb2971099bfb}

Remote SDP (Offer)

v=0

o=- 1216149340 1216149340 IN IP4 172.26.12.243

s=-

t=0 0

a=sendrecv

a=group:BUNDLE audio-0 video-1

a=msid-semantic:WMS *

m=audio 17754 UDP/TLS/RTP/SAVPF 107 0 101

c=IN IP4 172.26.12.243

a=candidate:Hac1a0cf3 1 UDP 2130706431 172.26.12.243 17754 typ host

a=candidate:H88f6362e 1 UDP 2130706431 fe80::db:ccff:fedb:8f42 17754 typ host

a=candidate:S0 1 UDP 1694498815 0.0.0.0 0 typ srflx raddr 172.26.12.243 rport 17754

a=sendrecv

a=fingerprint:sha-256 A1:DA:A2:EE:42:31:D3:4A:BE:D2:28:28:57:D1:18:CC:69:41:42:BB:03:97:DF:D5:5A:3C:FE:F9:53:86:F5:DA

a=fmtp:101 0-16

a=ice-pwd:6be51d617af6ffa7361697de1a2ae925

a=ice-ufrag:301f886b7d2102fe4170c754056806ce

a=maxptime:60

a=mid:audio-0

a=msid:c6dfe034-6faa-4a1a-bc58-41d34c312327 14d7fda6-0ae6-4766-9e43-33ff7133749c

a=ptime:20

a=rtcp-fb:* transport-cc

a=rtcp-mux

a=rtpmap:107 opus/48000/2

a=rtpmap:0 PCMU/8000

a=rtpmap:101 telephone-event/8000

a=setup:actpass

a=ssrc:1348910558 cname:0774f8f1-20e1-40d6-bd44-347a7e713617

m=video 17754 UDP/TLS/RTP/SAVPF 100

c=IN IP4 172.26.12.243

a=sendrecv

a=extmap:1 http://www.ietf.org/id/draft-holmer-rmcat-transport-wide-cc-extensions-01

a=fingerprint:sha-256 A1:DA:A2:EE:42:31:D3:4A:BE:D2:28:28:57:D1:18:CC:69:41:42:BB:03:97:DF:D5:5A:3C:FE:F9:53:86:F5:DA

a=ice-pwd:6be51d617af6ffa7361697de1a2ae925

a=ice-ufrag:301f886b7d2102fe4170c754056806ce

a=mid:video-1

a=msid:bb9758cd-a110-410d-a49b-005c71e22567 6da7f75e-d4a6-4f34-9425-76f77cec30f9

a=rtcp-fb:* transport-cc

a=rtcp-fb:* ccm fir

a=rtcp-fb:* goog-remb

a=rtcp-fb:* nack

a=rtcp-mux

a=rtpmap:100 VP8/90000

a=setup:actpass

a=ssrc:162939138 cname:0a9a1d7f-87cc-4025-8b98-f4fff96991a2

Bellow is the connection options I am using:

var options = {
'mediaConstraints' : { 'audio': true, 'video': true },
'pcConfig': {
'rtcpMuxPolicy': 'require',
'iceServers': [{'urls': ['stun:stun.l.google.com:19302'] }]
}
};

thanks in advance for your help

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